Metal shelving device



FIG. 1 is a front perspective view;

FIG. 2 is a front elevation view;

FIG. 3 is a rear elevation view;

FIG. 4 is a left side elevation view;

FIG. 5 is a right elevation view;

FIG. 6 is a top plan view; and,

FIG. 7 is a bottom plan of the design. 

The ornamental design for a metal shelving device, as shown and decribed. 